S
S
e
e
r
r
v
v
i
i
c
c
e
e
M
M
a
a
n
n
u
u
a
a
l
l
T
T
r
r
o
o
u
u
b
b
l
l
e
e
s
s
h
h
o
o
o
o
t
t
i
i
n
n
g
g
T
T
r
r
o
o
u
u
b
b
l
l
e
e
s
s
h
h
o
o
o
o
t
t
i
i
n
n
g
g
2
2
2
2
3.
CONTROLLER DEBUGGING FORM
Indicator LED
Function
Condition
Reason
Solve
PWM
Motor speed
Normal on when start is pressed.
Fault condition is start be pressed &
LED off.
Console have not send
signal to controller.
Check computer cable of 12PIN connector.
Replace set-up.
POWER
Controller power
If DC voltage is normal, it would be
always ON. If off, fault condition
exists.
Voltage is not correct.
Fuse is blown.
Transformer is no good.
Check the supply voltage is 110-120V.
Replace Fuse.
Replace controller.
LIMIT
Limit the current of
DC motor.
When current of motor exceed 25
A
,
the LCD will turn on.
If LIMIT light is bright for 3 to 5
seconds, the S_D light will turn on.
Loading is too high on belt.
Operation is not correct,
motor lock.
Check mechanical drive system is not locked
or jammed.
Replace controller.
Replace motor.
S_D
(shutdown)
Controller shut down. If controller has unusual shut down,
the S_D light will be always bright.
Motor lock, LIMIT light
will be bright for 3 to 5
seconds previously.
Turn off power and reset the treadmill.
MOT_DRV
Motor Drive Circuit
fault.
If motor Drive Circuit has a fault,
LCD ON.
Fuse is broken.
Drive IC was broken.
Replace controller.
Replace “Drive IC”.
UP
Motion of incline
motor
Motion of incline motor is up.
Fuse was broken.
Replace controller.
DOWN
Motion of incline
motor
Motion of incline motor is down.
Fuse was broken.
Replace controller.
